A computer error with a voting machine cartridge gave President Bush 3,893 extra votes in a Gahanna precinct.Link. Posted by sarah at November 5, 2004 10:01 AM | TrackBackFranklin County's unofficial results gave Bush 4,258 votes to Democratic challenger John Kerry's 260 votes in Precinct 1B. Records show only 638 voters cast ballots in that precinct.